code: def sample_data():
      artifact = wandb.Artifact("N", type="dataset")
      artifact.save()
  
file_path: wandb/tests/pytest_tests/system_tests/test_artifacts/test_data_types.py
imports: import json
  import matplotlib
  import numpy
  import pytest
  import wandb
  from wandb import data_types
label_desc: Use image node_id 1 for calling a global function with example usage: sample_data() without return types